Oven ignition failure

Gas ignition faults involve live gas — glow-bar, flame-sensor and safety-valve work on a gas oven is a technician job.
Watch the oven igniter at bake start — a dim orange glow that never lights the burner means a failing igniter
A healthy glow-bar igniter glows bright and lights the burner within seconds
Confirm the gas supply to the range is on and the other burners light
If the igniter glows but no flame appears, the gas safety valve may not be opening
A failed flame sensor can also lock out ignition even when gas and igniter are good
Pro Diagnostic Tip
E3 is an oven ignition failure — the most common cause is a weak glow-bar igniter that still draws current but no longer gets hot enough to open the gas safety valve. Bertazzoni uses cascading error logic, so a sensor fault can be logged alongside E3; verify the ignition hardware directly.
Repair Difficulty
Professional OnlyEstimated Repair Cost
$200–$420
Parts + labor. Free diagnosis with repair.
Parts That May Need Replacement
Combustion analyzer ($300), igniter tester ($120), temperature calibrator ($150), and gas pressure manometer. Our technician arrives with $3,000+ in professional tools — your diagnostic is free.
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Gas ovens involve live gas lines — a loose connection creates explosion and carbon monoxide risk. Electric ovens run on 240V circuits. Our techs are licensed and insured — let them handle the risk.
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Error code E3 is a high-severity issue that can cause further damage to your oven/range if left unresolved. A licensed technician can diagnose and fix it the same day.
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Bertazzoni error code E3 indicates: Oven ignition failure. This is a high-severity issue affecting your oven/range.
Watch the oven igniter at bake start — a dim orange glow that never lights the burner means a failing igniter Then, A healthy glow-bar igniter glows bright and lights the burner within seconds Then, Confirm the gas supply to the range is on and the other burners light There are 2 more steps — see the full troubleshooting guide above. This repair typically requires professional tools and expertise.
Besides the error code on the display, common signs include: Gas oven not heating; Igniter glowing but no flame; Brief gas smell then a lockout. If you notice any of these symptoms, check your oven/range's display panel for error code E3.
Repair costs for Bertazzoni E3 typically range from $200 to $420 depending on the specific cause and parts needed. EasyBear offers free diagnosis when you proceed with the repair. Call (415) 795-7300 for a same-day appointment.